About The Product
- Lightweight yet incredibly sturdy All Mountain rim suited for any rock garden you can find
Experience unparalleled performance and durability with the DT Swiss XM 421 29" Tubeless Disc Rim - the ultimate choice for aggressive All Mountain, Enduro, and XC riding. Crafted from high-quality alloy materials, this tubeless-ready rim is engineered to withstand the rigors of mountain biking while delivering precise control, enhanced traction, and reduced weight.
Materials & Construction:
Made from lightweight, durable alloy, the DT Swiss XM 421 features a robust double-wall design (Wall Dbl) with a 20mm internal profile, providing optimal strength and a wider internal width of 25mm for better tire support. Its sleek black finish adds a stylish touch to any mountain bike build.
Performance & Engineering:
Designed with a 602mm ERD (Effective Rim Diameter), the rim offers precise bead seating for secure tubeless setups. Weighing only 465 grams, it strikes a perfect balance between strength and lightweight performance. The rim's 30mm overall width ensures a stable tire profile, making it ideal for tackling rocky terrains and technical descents with confidence.
Components & Technology:
The rim features a 32-hole hub drilling pattern compatible with disc brakes only, supporting high braking forces. It includes Prolock Squorx Pro Head nipples and PHR washers, ensuring secure and reliable wheel building. For optimal performance, DT Swiss recommends greasing contact areas between nipples and PHR washers during assembly, enhancing durability and ease of maintenance.
Style & Use Case:
Built for serious mountain bikers, the XM 421 excels in Enduro, All Mountain, and Cross-Country riding scenarios. Its tubeless compatibility allows for lower pressures, reducing flats and improving bump absorption. The sleek black design not only enhances your bike's aesthetics but also ensures compatibility with various color schemes and styles.
Innovative & Differentiating Features:
- Tubeless-Ready Alloy Rim (tape, valves, and sealant sold separately) for seamless tubeless setup
- Proven DT Swiss engineering for strength, reliability, and performance in demanding terrains
- Wide internal width (25mm) optimizes tire shape and grip for aggressive riding
- Lightweight design without compromising durability for every trail adventure
Upgrade your mountain bike with the DT Swiss XM 421 29" Tubeless Disc Rim - engineered for riders who demand excellence on every trail and desire a lighter, stronger, and more responsive wheelset. Dominate rocks, roots, and technical climbs with confidence thanks to DT Swiss's innovative design and superior engineering.
- High-performance all-mountain 29-inch tubeless disc rim engineered with durable alloy construction for aggressive trail riding.
- Designed with a 25mm internal width and tubeless-ready compatibility, enabling low-pressure runs and enhanced traction on challenging terrains.
- Features premium Prolock Squorx Pro Head nipples and PHR washers for secure wheel builds, with all components optimized for reliable, long-lasting performance.
- Built with DT Swiss renowned engineering, this rim is ideal for XC, all-mountain, and enduro riders seeking strength, lightweight design (465 grams), and top-tier durability.
- Sleek black finish with 32-hole drilling and compatibility with standard disc brakes, making it a versatile upgrade for mountain biking enthusiasts seeking fast, confident handling on technical trails.
| Specification | Value |
|---|---|
| Manufacturer | DT SWISS |
| Manufacturer Part No. | RDXM4229N32S011458 |
| Universal Product Code | 7630024328700 |
| Invoice Description | RIM DT 29 622x25 XM421 32 BK DISC TBLS |
| Shipping Weight | 1.03 lbs. |
| Package Dimensions | 24.74 x 1.18 x 24.74 |
| Country of Origin | CHINA |
| Size | 29in |
| Brand | DT Swiss |
| Model | XM421 |
| ISO | 622 |
| Width ID | 25 |
| Width OD | 30 |
| Profile | 20 |
| Wall | Dbl |
| Side | DISC |
| Color | Black |
| Hole Count | 32 |
| Valve | PV |
| Weight | 465g |
| ERD | 602 |
| Tire Compatibility | Tubeless Compatible |
| Search Color | Black |
| Spoke Size | 14g |
- Supplier:
- JBI
Bike Junkies offers no‑hassle returns and exchanges within 60 days of delivery. We want every customer to feel confident when shopping with us, and our return process is designed to be simple, fair, and fast.
Return Eligibility
To qualify for a return or exchange, the following conditions must be met:
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The item must be in new, unused, and uninstalled condition.
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All original packaging, tags, hardware, and accessories must be included and intact.
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Items showing wear, installation marks, damage, or improper use cannot be accepted.
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An order number is required.
Once your return is received at our warehouse, a refund will be issued within 5 days after inspection.
Refunds
Refunds are issued to the original form of payment once the returned item has been received and approved. If we are unable to refund to the original payment method, the refund will be issued as store credit.
Depending on your bank or credit card provider, it may take an additional 2–3 business days for the refund to appear in your account.
Exchanges
To make an exchange, simply complete the return process and then place a new order for the item you want instead. This ensures the replacement item is reserved and ships quickly.
How to Start a Return
To request a Return Authorization (RA#), contact us at support@bikejunkies.com. Please include your order number and the item you wish to return.
Once approved:
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You will receive a Return Authorization email with instructions.
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Print the prepaid label provided by us. ($9.99 will be deducted from your refund)
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Ship the item back within 7 days of the RA being issued as RA #'s are only valid for 7 days.
Please do not tape anything to the original product packaging. Place the item inside a proper shipping box. Using the manufacturer’s box as the shipping container will result in damage and the return may be rejected.
Be sure to keep your return tracking number. Powersport Junkies is not responsible for lost return shipments. You will receive a confirmation email once your return has been processed and refunded.
Defective, Incorrect, or Damaged Items
If you receive a defective, damaged, or incorrectly shipped item, contact us immediately. We will cover the return shipping cost and ensure the issue is resolved quickly.
Non‑Returnable Items
Certain items cannot be returned, including:
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Electronics with opened packaging or broken manufacturer seals
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Any part that has been installed or shows installation attempts
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Tools or chemicals that have been opened or unsealed
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Open‑box items with destroyed or missing packaging
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
This Shipping Policy explains how orders are processed, handled, and delivered by Bike Junkies, including delivery timelines, shipping coverage, and special conditions for military addresses. It is designed to give customers a clear understanding of what to expect when placing an order.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Order Processing and Handling
Orders are processed quickly to ensure fast delivery. Our standard handling time is 0–1 business days. Order cutoff time is 12 PM PST Monday-Friday and orders placed after that will be shipped shipped next business day.
Transit Times
Once shipped, orders typically arrive within 2–3 business days. Transit times may vary slightly depending on the destination, weather conditions, or carrier-related delays. Delivery estimates apply only after the order has left our facility.
Delivery Schedule
Standard delivery occurs Monday through Friday. Saturday delivery may be available.
Shipping Coverage
Bike Junkies offers free shipping to the lower 48 states of the United States. We do not ship to the following locations:
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Alaska
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Hawaii
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Puerto Rico
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Any international destination outside the United States
Orders placed with shipping addresses in restricted locations will be canceled and refunded.
Military Shipping (APO/FPO)
Bike Junkies ships to APO/FPO military addresses using USPS only.
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We cannot ship hazardous materials or oversized items to military addresses due to carrier and military mail restrictions.
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Transit times to APO/FPO locations may vary significantly depending on military mail processing.
Address Accuracy and Delivery Issues
Customers are responsible for ensuring that all shipping information provided at checkout is accurate and complete. Bike Junkies is not responsible for delays, lost packages, or delivery failures caused by incorrect or incomplete addresses. If a package is returned due to an address error, additional shipping charges may apply to resend the order.
Lost, Delayed, or Damaged Shipments
If a shipment is delayed, lost, or arrives damaged, customers should contact us promptly so we can assist with initiating a claim or resolving the issue with the carrier. While we support the process, final decisions regarding claims are made by the carrier.
Tracking Information
A tracking number is provided via email once the shipping label has been created. Tracking updates may take up to 24 hours to appear after the label is generated.
Shipping Restrictions
Certain items may be subject to shipping restrictions due to size, weight, or hazardous material regulations. If an order cannot be shipped due to such restrictions, we will notify the customer to arrange an alternative solution.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
For warranty issues please contact us at support@bikejunkies.com. Each Brand is different and we can provide instruction to complete warranty issues.
Bike Junkies is proud to be an authorized dealer of the brands we currently offer. When you purchase from us, you are guaranteed to receive genuine, brand-new products backed by the full manufacturer warranty. We work directly with the manufacturers to ensure you receive the highest quality service and support.
Our Info
-
Storefront name: Bike Junkies
-
Address: 940 Calle Amanecer, Suite N
San Clemente, CA 92673 -
Phone: 800-605-2152
-
Support email: support@bikejunkies.com
- Support hours + timezone:
Monday-Friday: 9:00 AM-5:00 PM PST
Saturday: 9:00 AM-3:00 PM PST
Sunday: Closed
